Rock Partridge cm#R; male g, female g#R; wingspan 46 cm. Difficult to separate in field from A. chukar; slight differences in extent of. 8 Jun Alectoris graeca whitakeri is difficult to distinguish from A.g. saxatilis, besides their separate range and Listen to the sound of Rock Partridge. The chukar partridge, or simply chukar (Alectoris chukar), also called Chukor, is a Eurasian It is very similar to the rock partridge (Alectoris graeca) with which it has been lumped in the past but is browner on the back and has a yellowish.